package lanqiao;

import java.util.Scanner;

/**
 * @Project : ProgrammingExercises
 * @Package : LanQiao.PrepareForCompetition
 * @File : Q2107.java
 * @Author : WangRuoyu
 * @Date 2023/3/11 14:24
 */
public class Q2107 {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int n = scan.nextInt();
        for (int i = 1; i <= n; ++i) {
            System.out.println(2 * Math.max(i - 1, n - i));
        }
    }
}
